목차

Unit 1 The Nature of Science
   What is science?
Unit 2 Technology and Tools
   How do people solve problems?
Unit 3 Plants and Animals
   How do Plants and animal live in their habitats?
Review 1-3

Unit 4 Body and Growth
   How do we grow and change?
Unit 5 Earth's Materials
   What is Earth made of?
Unit 6 The Solar System
   What are the sun, moon, and planets like?
Review 4-6

Unit 7 Weather
   How does weather change over time?
Unit 8 Matter
   What is matter?
Unit 9 Energy, Motion, and Force
   How do energy and forces make objects move?
Review 7-9

Skills